# Runs fuzzing nightly.
name: fuzz-nightly
on:
  workflow_dispatch: # allow running workflow manually
  schedule:
    - cron: '0 3 * * *'

jobs:
  fuzz-nightly-test:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/setup-go@v2
        with:
          go-version: '1.15'

      - uses: actions/checkout@v2

      - name: Install go-fuzz
        working-directory: test/fuzz
        run: go get -u github.com/dvyukov/go-fuzz/go-fuzz github.com/dvyukov/go-fuzz/go-fuzz-build

      - name: Fuzz mempool
        working-directory: test/fuzz
        run: timeout 10m make fuzz-mempool

      - name: Fuzz p2p-addrbook
        working-directory: test/fuzz
        run: timeout 10m make fuzz-p2p-addrbook

      - name: Fuzz p2p-pex
        working-directory: test/fuzz
        run: timeout 10m make fuzz-p2p-pex

      - name: Fuzz p2p-sc
        working-directory: test/fuzz
        run: timeout 10m make fuzz-p2p-sc

      - name: Fuzz p2p-rpc-server
        working-directory: test/fuzz
        run: timeout 10m make fuzz-rpc-server

      - name: Set crashers count
        working-directory: test/fuzz
        run: echo "::set-output name=crashers-count::$(find . -type d -name "crashers" | xargs -I % sh -c 'ls % | wc -l' | awk '{total += $1} END {print total}')"
        id: set-crashers-count

    outputs:
      crashers_count: ${{ steps.set-crashers-count.outputs.crashers-count }}

  fuzz-nightly-fail:
    needs: fuzz-nightly-test
    if: ${{ needs.set-crashers-count.outputs.crashers-count != 0 }}
    runs-on: ubuntu-latest
    steps:
      - name: Notify Slack if any crashers
        uses: rtCamp/action-slack-notify@ae4223259071871559b6e9d08b24a63d71b3f0c0
        env:
          SLACK_WEBHOOK: ${{ secrets.SLACK_WEBHOOK }}
          SLACK_CHANNEL: tendermint-internal
          SLACK_USERNAME: Nightly Fuzz Tests
          SLACK_ICON_EMOJI: ':firecracker:'
          SLACK_COLOR: danger
          SLACK_MESSAGE: Crashers found in Nightly Fuzz tests
          SLACK_FOOTER: ''